This belt is for JRSC Kit , Alternator to the Supercharger pulley
 
This is the size when using the LHT Pulley Kit
 
650mm Belt - Alternator ( Double Pulley ) to Blower
 
This is one of the Supercharger belts used on the JRSC. - Alt to Blower
 
These belts we've used many times,  one of the best belts you can buy.
 
Typically this is the belt that fit Vtec B Series between the Alternator and the Supercharger.
 
Check your measurements first .
 
These belts are new, Just no packaging included.
 
Customers also bought :
 
Alternator Bracket:
https://www.lhtperformance.com/product-page/lht-billet-alternator-bracket-jrsc
 
LHT/ GripTec Pulleys:
https://www.lhtperformance.com/product-page/jrsc-lht-griptec-pulleys